Application: gvSIG desktop » gvSIG legends: base legends

/* gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2015 gvSIG Association

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.legend.aggregate.lib.impl;

import java.util.Collection;

import java.util.HashMap;

import java.util.Map;

import org.gvsig.fmap.mapcontext.rendering.symbols.styles.ILabelStyle;

import org.gvsig.legend.aggregate.lib.api.AggregateLegend;

import org.gvsig.legend.aggregate.lib.api.AggregateLegendManager;

import org.gvsig.legend.aggregate.lib.api.Operation;

import org.gvsig.legend.aggregate.lib.impl.operation.AvgOperation;

import org.gvsig.legend.aggregate.lib.impl.operation.CountOperation;

import org.gvsig.legend.aggregate.lib.impl.operation.MaxOperation;

import org.gvsig.legend.aggregate.lib.impl.operation.MinOperation;

import org.gvsig.legend.aggregate.lib.impl.operation.SumOperation;

import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.SimpleLabelStyle;

public class DefaultAggregateLegendManager implements AggregateLegendManager {

    private ILabelStyle defaultLabelStyle = null;

    private Map<String,Operation> operations;

    private Operation defaultOperation = null;

    public DefaultAggregateLegendManager() {

        this.defaultLabelStyle = new SimpleLabelStyle();

        this.addOperation(new CountOperation());

        this.addOperation(new MinOperation());

        this.addOperation(new MaxOperation());

        this.addOperation(new AvgOperation());

        this.addOperation(new SumOperation());

    }

    @Override

    public AggregateLegend createAggregateLegend() {

        return new DefaultAggregateLegend();

    }

    @Override

    public Class<? extends AggregateLegend> getLegendClass() {

        return DefaultAggregateLegend.class;

    }

    @Override

    public ILabelStyle getDefaultLabelStyle() {

        return this.defaultLabelStyle;

    }

    @Override

    public void setDefaultLabelStyle(ILabelStyle defaultLabelStyle) {

        this.defaultLabelStyle = defaultLabelStyle;

    }

    @Override

    public void addOperation(Operation operation) {

        if( this.operations == null ) {

            this.operations = new HashMap<>();

        }

        if( this.operations.isEmpty() ) {

            this.defaultOperation = operation;

        }

        this.operations.put(operation.getName(),operation);

    }

    @Override

    public Collection<Operation> getOperations() {

        if( this.operations == null ) {

            this.operations = new HashMap<>();

        }

        return this.operations.values();

    }

    @Override

    public Operation getDefaultOperation() {

        return this.defaultOperation;

    }

    @Override

    public Operation createOperation(String name) {

        Operation op = this.operations.get(name);

        if( op == null ) {

            throw new IllegalArgumentException("Can't locate operation '"+name+"'.");

        }

        return op.clone();

    }

}